Does immunotherapy work for a shellfish allergy?

NO: I am not awwre of any imunothreapy for shellfish allergy.I recomend consulting an allergist to see what options there are

Variable outcome: Immunotherapy is a specialized treatment used for various health conditions, recommendation is based on specific criteria and outcomes remain variable. I recommend talking to an Allergist who will see you and obtain the necessary information needed to answer your question more accurately.